. >> ama: lance armstrong comes clean? hmm, his plan to open up and who he is going to talk to. >> coughing, sneezing, a nation overwhelmed. >> plows, she became america's ♪ i'd like to thank eating right, whole grain, multigrain cheerios! my bowl, my spoons! mom, are those my jeans? [ female announcer ] people who choose more whole grain tend to weigh less than those who don't. multigrain cheerios has whole grain and 110 delicious calories. ...more grains. less you! multigrain cheerios in multi-grain cheerios peanut butter. tower >> ama: good evening, i'm ama daetz. in tonight's headlines. you think it's cold now, wait until tomorrow. sunday is predicted to be even chillier in the bay area. get out the blankets, mitt 's, leg warmers, anything to get through the deep freeze. >> thousands of people attended a gun show in san francisco. many said they're buying guns and ammunition because they fear president obama will place restrictions on weapons. vice-president joe biden is expected to deliver recommendations to help cu